run away with
phrasal verbrun away/off with somebody | run away/off (together)
to leave home, your husband, wife, etc. in order to have a relationship with another person 与某人私奔 She ran away with the next-door neighbour. 她和隔壁邻居跑了。 She and the next-door neighbour ran away together. 她和隔壁邻居一起跑了。
run away with something